Rename LinuxIOError to UringIOError to match the IO backend renames

core/error.rs

@@ -21,7 +21,7 @@ pub enum LimboError {
     IOError(#[from] std::io::Error),
     #[cfg(all(target_os = "linux", feature = "io_uring"))]
     #[error("I/O error: {0}")]
-    LinuxIOError(String),
+    UringIOError(String),
     #[error("Locking error: {0}")]
     LockingError(String),
     #[cfg(target_family = "unix")]

core/io/io_uring.rs

@@ -165,7 +165,7 @@ impl IO for UringIO {
         while let Some(cqe) = ring.get_completion() {
             let result = cqe.result();
             if result < 0 {
-                return Err(LimboError::LinuxIOError(format!(
+                return Err(LimboError::UringIOError(format!(
                     "{} cqe: {:?}",
                     UringIOError::IOUringCQError(result),
                     cqe